This stock medical illustration shows the Facial Nerve, or Cranial Nerve (CN) VII, supplying the muscles of facial expression. Visible branches include the following five nerves: temporal, zygomatic, buccal, mental and cervical. Visible muscles include the frontalis, orbicularis oculi, nasalis, zygomaticus major and minor, levator anguli oris, orbicularis oris, depressor anguli oris, mentalis, platysma, buccinator, and masseter.